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Maths scores, X, and Physics scores, Y, are related by the regression equation, y = 1.2x + 1.5. Is the relationship between X and Y positive or negative?
Maths scores, X, and Physics scores, Y, are related by the regression equation, y = 1.2x + 1.5. Is the relationship between X and Y positive or negative?
Mathematics
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Jun 4
The relationship between X and Y is positive because the coefficient of X in the regression equation is positive (1.2). This means that as X increases, Y also increases.